vaikene.ee Git - evaf/blob - src/main/GUI/fatalerr.cpp

   1 /**
   2  * @file main/GUI/fatalerr.cpp
   3  * @brief Fatal error message dialog box
   4   * @author Enar Vaikene
   5 *
   6  * Copyright (c) 2011-2019 Enar Vaikene
   7  *
   8  * This file is part of the eVaf C++ cross-platform application development framework.
   9  *
  10  * This file can be used under the terms of the GNU General Public License
  11  * version 3.0 as published by the Free Software Foundation and appearing in
  12  * the file LICENSE included in the packaging of this file. Please review the
  13  * the following information to ensure the GNU General Public License version
  14  * 3.0 requirements will be met: http://www.gnu.org/copyleft/gpl.html.
  15  *
  16  * Alternatively, this file may be used in accordance with the Commercial License
  17  * Agreement provided with the Software.
  18  */
  19
  20 #include "fatalerr.h"
  21
  22 #include <QtWidgets>
  23
  24 using namespace eVaf::GUI::Internal;
  25
  26
  27 //-------------------------------------------------------------------
  28
  29 FatalErr::FatalErr(QString const & title, QString const & text, QWidget * parent)
  30     : QDialog(parent, Qt::WindowTitleHint)
  31     , mTimer(Timer)
  32 {
  33     setWindowTitle(title);
  34
  35     QVBoxLayout * layout = new QVBoxLayout;
  36     layout->setSpacing(10);
  37     setLayout(layout);
  38
  39     QHBoxLayout * messageBox = new QHBoxLayout;
  40     messageBox->setSpacing(20);
  41     layout->addLayout(messageBox);
  42
  43     // Icon
  44     QLabel * l = new QLabel;
  45     l->setPixmap(QMessageBox::standardIcon(QMessageBox::Critical));
  46     l->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
  47     messageBox->addWidget(l);
  48
  49     // Error message text
  50     l = new QLabel(text);
  51     l->setWordWrap(true);
  52     l->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
  53     messageBox->addWidget(l);
  54
  55     // Warning about the Ignore button
  56     l = new QLabel;
  57     l->setTextFormat(Qt::RichText);
  58     l->setText(tr(
  59         "<p><small><i>Clicking on the 'Abort' button aborts the application.<br>"
  60         "Clicking on the 'Ignore' button keeps the application running for diagnostics.</i></small></p>"
  61         "<p><small><font color=\"red\">The application might be unstable if fatal errors are ignored!</font></small></p>"
  62     ));
  63     layout->addWidget(l);
  64
  65     // Buttons
  66     QHBoxLayout * buttonBox = new QHBoxLayout;
  67     layout->addLayout(buttonBox);
  68
  69     buttonBox->addStretch();
  70
  71     wAbort = new QPushButton(tr("%Abort (%1 sec)").arg(mTimer));
  72     connect(wAbort, SIGNAL(clicked()), this, SLOT(abortClicked()));
  73     buttonBox->addWidget(wAbort);
  74     setFocusProxy(wAbort);
  75
  76     QPushButton * b = new QPushButton(tr("&Ignore"));
  77     connect(b, SIGNAL(clicked()), this, SLOT(ignoreClicked()));
  78     buttonBox->addWidget(b);
  79
  80     setResult(Abort);
  81
  82     // Start the count-down timer
  83     startTimer(1000);
  84 }
  85
  86 void FatalErr::timerEvent(QTimerEvent *)
  87 {
  88     --mTimer;
  89     wAbort->setText(tr("&Abort (%1 sec)").arg(mTimer));
  90
  91     if (mTimer <= 0)
  92         done(Abort);
  93 }
  94
  95 void FatalErr::abortClicked()
  96 {
  97     done(Abort);
  98 }
  99
 100 void FatalErr::ignoreClicked()
 101 {
 102     done(Ignore);
 103 }
 104
 105 int FatalErr::message(QString const & title, QString const & text, QWidget * parent)
 106 {
 107     FatalErr msg(title, text, parent);
 108     return msg.exec();
 109 }